Description:Star Bug Defense: Defend from waves of 100s of Star Bugs in this Tower defense game. Build towers and place them in the correct positions using your strategy skills to stop incoming waves of lots of Star Bugs. Enjoy both the 20-level of increasing difficulty campaign mode, or play the survival mode to see how long you can last. Build your towers to defend your base against the alien Star Bugs. Choose between two game modes: campaign and action mode. Use your strategy skills and earnings wisely to build new or upgrade existing towers. Build cannon shortcuts keys 1 to 7, 'space' to pause, 'u' or double-click to upgrade or repair a cannon. mouse click to shoot, use mouse for movement